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[SECURITY] CVE-2023-30575: Apache Guacamole: Incorrect calculation of Guacamole protocol element lengths
From: Michael Jumper <mjumper () apache org>
Date: Tue, 6 Jun 2023 10:12:15 -0700
Severity: moderate Base CVSS Score: 6.5 (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N) Affected versions: - Apache Guacamole through 1.5.1 Description:Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data.
Mitigation:Users of versions of Apache Guacamole 1.5.1 and older should upgrade to the 1.5.2 release.
Credit: We would like to thank Stefan Schiller (Sonar) for reporting this issue. References: https://guacamole.apache.org/ https://www.cve.org/CVERecord?id=CVE-2023-30575 Timeline: 2023-04-11: Reported to security () guacamole apache org 2023-04-11: Report acknowledged by project 2023-04-12: Report confirmed by project 2023-05-09: Fix completed and merged 2023-05-09: Fix tested and confirmed by reporter 2023-05-25: Fix released
Current thread:
- [SECURITY] CVE-2023-30575: Apache Guacamole: Incorrect calculation of Guacamole protocol element lengths Michael Jumper (Jun 06)